| 923 | Tert-Butyldimethylsilyl chlorideBDCS, Silane tbm2, TBSCL, Tbdmcl, Tbdmcs, Tbdmschloride, Tbdmsci, Tbdmscl, Tbume2si-cl | | Fire Service Act | Type 2 Flammable solid | ignite solid | Handling or storage; Submission of a notification in the case that the amount is 20-100% of the specified value; permit required in the case that the amount is >100% of the specified value (the sum of proportions is calculated when storing/handling multiple classes in the same place) | Fire and Disaster Management Agency | | Fire Service Act |